MAMMOTH ENERGY SERVICES INC

As discussed in this report, on December 1, 2023, Cobra, as seller, and Mammoth, as guarantor, entered into an assignment agreement (the “Assignment Agreement”) with SPCP Group, LLC (“SPCP Group”). Under the terms and conditions of the Assignment Agreement, Cobra transferred to SPCP Group all of its rights, title and interest in $54.4 million of outstanding accounts receivable with PREPA and received net proceeds of $46.1 million. On February 26, 2024, PREPA paid $50.6 million with respect to its outstanding receivable to Cobra. This was in addition to $13.4 million paid by PREPA in January 2024. Of the $64.0 million paid by PREPA in 2024, $9.6 million was paid to Cobra and $54.4 million was paid to SPCP Group, as Cobra’s assignee under the Assignment Agreement. Following such payment, all of Cobra’s and Mammoth’s obligations under the Assignment Agreement were fully extinguished and the Assignment Agreement was terminated effective as of February 28, 2024. For additional information regarding the Assignment Agreement, see “Management’s Discussion and Analysis of Financial Condition and Results of Operations—Liquidity and Capital Resources—Cobra Assignment Agreement,” which information is incorporated herein by reference.